Question 476781
( 1 , 6 ) and ( 3 , 10 )
SLOPE=(Y2-Y1)/x2-x1)
SLOPE=(10-6)/(3-1)
SLOPE=4/2=2 ANS.
Y=mX+b
6=2*1+b
6=2+b
b=6-2
b=4 ans for the y intercept.
Y=2X+4
{{{ graph( 300, 200, -6, 5, -10, 10, 2x +4 )}}} (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, 2x +4 ).